i agree ML, I wont be using even the tiniest amount of anything but echinacia, vit D, C, Lysine and B vits. I got it Just in we have to endure an eotwawki scenario. Otherwise, well, i got sick on 3 day z pack once, ickk (plus our bodies contain pharmacys millions of years old. everything our ancestors met.) So unless people start dropping like flies all around me, it stays in the emergency kit.